iPhone 4 Screen protector,Skque&reg;Premium Ballistic Slim Tempered Glass Film Screen Protector for Apple iPhone 4/4S(9H Hardness 0.33mm Thin) broad spectrum product balance Ultra thin high quality optical glass, light transmittance more than 90%. Self-absorptive, delicate touch, absorptive power is 130g/cm?. Precise polishing, nano film, reduce fingerprints, anti-dust, anti-sweat, UV cut. Tempered glass, shatter-proof, anti-scratch, anti-shock, MOHS scale is 9H, elastic pressure 12kg/cm?. Special frame design, no shinning line and bubbles at the edges.